FR2930541B1 - PROCESS FOR PURIFYING AQUEOUS SOLUTIONS - Google Patents

PROCESS FOR PURIFYING AQUEOUS SOLUTIONS

Info

Publication number: FR2930541B1
Authority: FR; France
Prior art keywords: aqueous solutions; purifying aqueous; purifying; solutions; aqueous
Prior art date: 2008-04-29
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Fee Related

Application number

FR0852897A

Other languages

French (fr)

Other versions

FR2930541A1 (en

Inventor

Alessandra Pastacaldi

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Solvay SA

Original Assignee

Solvay SA

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2008-04-29

Filing date

2008-04-29

Publication date

2010-05-21

2008-04-29 Priority to FR0852897A priority Critical patent/FR2930541B1/en

2008-04-29 Application filed by Solvay SA filed Critical Solvay SA

2009-04-27 Priority to EP09738118.0A priority patent/EP2274244B1/en

2009-04-27 Priority to JP2011506678A priority patent/JP5554773B2/en

2009-04-27 Priority to CA2720001A priority patent/CA2720001C/en

2009-04-27 Priority to KR1020107024724A priority patent/KR101670519B1/en

2009-04-27 Priority to ES09738118.0T priority patent/ES2582373T3/en

2009-04-27 Priority to US12/937,984 priority patent/US9309134B2/en

2009-04-27 Priority to BRPI0911526A priority patent/BRPI0911526A2/en

2009-04-27 Priority to MYPI2010004839A priority patent/MY157490A/en

2009-04-27 Priority to PCT/EP2009/055073 priority patent/WO2009133074A1/en

2009-04-27 Priority to RU2010148428/05A priority patent/RU2555048C2/en

2009-04-27 Priority to CN2009801152738A priority patent/CN102015550B/en

2009-04-29 Priority to ARP090101549A priority patent/AR071527A1/en

2009-10-30 Publication of FR2930541A1 publication Critical patent/FR2930541A1/en

2010-05-21 Application granted granted Critical

2010-05-21 Publication of FR2930541B1 publication Critical patent/FR2930541B1/en

Status Expired - Fee Related legal-status Critical Current

2028-04-29 Anticipated expiration legal-status Critical

Classifications

- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
- C02F1/60—Silicon compounds
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage

Landscapes

Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Separation Using Semi-Permeable Membranes (AREA)
Removal Of Specific Substances (AREA)
Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Separation Of Suspended Particles By Flocculating Agents (AREA)

FR0852897A 2008-04-29 2008-04-29 PROCESS FOR PURIFYING AQUEOUS SOLUTIONS Expired - Fee Related FR2930541B1 (en)

Priority Applications (13)

Application Number	Priority Date	Filing Date	Title
FR0852897A FR2930541B1 (en)	2008-04-29	2008-04-29	PROCESS FOR PURIFYING AQUEOUS SOLUTIONS
RU2010148428/05A RU2555048C2 (en)	2008-04-29	2009-04-27	Method of purifying aqueous compositions
CA2720001A CA2720001C (en)	2008-04-29	2009-04-27	Method for purifying aqueous compositions
KR1020107024724A KR101670519B1 (en)	2008-04-29	2009-04-27	Method for purifying aqueous compositions
ES09738118.0T ES2582373T3 (en)	2008-04-29	2009-04-27	Method for purifying aqueous compositions
US12/937,984 US9309134B2 (en)	2008-04-29	2009-04-27	Method for purifying aqueous compositions
EP09738118.0A EP2274244B1 (en)	2008-04-29	2009-04-27	Method for purifying aqueous compositions
MYPI2010004839A MY157490A (en)	2008-04-29	2009-04-27	Method for purifying aqueous compositions
PCT/EP2009/055073 WO2009133074A1 (en)	2008-04-29	2009-04-27	Method for purifying aqueous compositions
JP2011506678A JP5554773B2 (en)	2008-04-29	2009-04-27	Method for purifying aqueous compositions
CN2009801152738A CN102015550B (en)	2008-04-29	2009-04-27	Method for purifying aqueous compositions
BRPI0911526A BRPI0911526A2 (en)	2008-04-29	2009-04-27	methods for purifying an aqueous composition and for producing chlorine and sodium hydroxide.
ARP090101549A AR071527A1 (en)	2008-04-29	2009-04-29	METHOD FOR PURIFYING WATER COMPOSITIONS

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR0852897A FR2930541B1 (en)	2008-04-29	2008-04-29	PROCESS FOR PURIFYING AQUEOUS SOLUTIONS

Publications (2)

Publication Number	Publication Date
FR2930541A1 FR2930541A1 (en)	2009-10-30
FR2930541B1 true FR2930541B1 (en)	2010-05-21

Family

ID=40225309

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR0852897A Expired - Fee Related FR2930541B1 (en)	2008-04-29	2008-04-29	PROCESS FOR PURIFYING AQUEOUS SOLUTIONS

Country Status (13)

Country	Link
US (1)	US9309134B2 (en)
EP (1)	EP2274244B1 (en)
JP (1)	JP5554773B2 (en)
KR (1)	KR101670519B1 (en)
CN (1)	CN102015550B (en)
AR (1)	AR071527A1 (en)
BR (1)	BRPI0911526A2 (en)
CA (1)	CA2720001C (en)
ES (1)	ES2582373T3 (en)
FR (1)	FR2930541B1 (en)
MY (1)	MY157490A (en)
RU (1)	RU2555048C2 (en)
WO (1)	WO2009133074A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US9656887B2 (en) *	2012-10-25	2017-05-23	The Water Company	Removal of ions from aqueous fluid

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5943556B2 (en) *	1977-04-20	1984-10-23	旭化成株式会社	Salt water electrolysis method using ion exchange membrane
JPS5948154B2 (en)	1979-02-27	1984-11-24	日立プラント建設株式会社	Wastewater purification method
US4260463A (en) *	1979-09-20	1981-04-07	Ppg Industries, Inc.	Removal of organic contaminants from waste water
US4274929A (en) *	1980-06-23	1981-06-23	Diamond Shamrock Corporation	Chemical removal of silicon from waste brine stream for chlor-alkali cell
SE430593B (en)	1981-01-16	1983-11-28	Boliden Ab	PROCEDURE FOR RECOVERING USEFUL PRODUCTS FROM WASTE PRODUCTS FROM ALUMINUM FLUORIDE PRODUCTION
US4450057A (en) *	1983-11-18	1984-05-22	Olin Corporation	Process for removing aluminum and silica from alkali metal halide brine solutions
JPS6211594A (en) *	1985-07-05	1987-01-20	Nisshin Kogyo Kk	How to remove silicate ions from solution
US4966764A (en) *	1989-02-24	1990-10-30	Olin Corporation	Process for producing low aluminum membrane cell feedbrine
AU617290B3 (en) *	1991-05-27	1991-10-04	Hoefer, Dawn Annette	Process for removing silica from aqueous liquors
IT1265291B1 (en)	1993-12-17	1996-10-31	Solvay	PROCEDURE AND PLANT FOR THE PURIFICATION OF AN AQUEOUS SOLUTION OF AN ALKALI METAL CHLORIDE
US5587083A (en) *	1995-04-17	1996-12-24	Chemetics International Company Ltd.	Nanofiltration of concentrated aqueous salt solutions
DK0929358T3 (en)	1996-05-31	2003-05-12	Harold E Haney	Improved water treatment system
FR2768751B1 (en)	1997-09-23	1999-10-29	Atochem Elf Sa	ELECTROLYSIS OF A BRINE
US6471871B1 (en) *	1999-10-28	2002-10-29	Finnchem Usa, Inc	Method for the removal of silicon and heavy metals from aqueous streams
JP3557197B2 (en) *	2002-05-17	2004-08-25	三洋電機株式会社	Filtration method of colloid solution
AU2004259768B2 (en) *	2003-07-24	2009-04-09	Veolia Water Solutions & Technologies Support	System and method for treatment of acidic wastewater
CN100376489C (en) *	2003-09-26	2008-03-26	国家海洋局天津海水淡化与综合利用研究所	Flocculant for seawater and preparation method
JP4470584B2 (en)	2004-05-24	2010-06-02	広島日本電気株式会社	Water treatment method and water treatment apparatus
JP4706828B2 (en) *	2005-02-25	2011-06-22	三菱マテリアル株式会社	Method and apparatus for treating nitrate-containing water
CN100404431C (en) *	2005-03-31	2008-07-23	中国石油化工股份有限公司	A method for reducing ammonia nitrogen, ammonia nitrogen and silicon content in industrial wastewater solution
RU2315132C2 (en) *	2005-10-10	2008-01-20	Александр Дмитриевич Рябцев	Method and device for producing chlorine and chlorine-containing oxidizers
FR2894247B1 (en)	2005-12-07	2008-02-15	Solvay	PROCESS FOR THE PURIFICATION OF AQUEOUS SOLUTION CHARGED WITH IODIDE, CALCIUM, MAGNESIUM

2008
- 2008-04-29 FR FR0852897A patent/FR2930541B1/en not_active Expired - Fee Related
2009
- 2009-04-27 ES ES09738118.0T patent/ES2582373T3/en active Active
- 2009-04-27 EP EP09738118.0A patent/EP2274244B1/en not_active Not-in-force
- 2009-04-27 WO PCT/EP2009/055073 patent/WO2009133074A1/en not_active Ceased
- 2009-04-27 RU RU2010148428/05A patent/RU2555048C2/en not_active IP Right Cessation
- 2009-04-27 KR KR1020107024724A patent/KR101670519B1/en not_active Expired - Fee Related
- 2009-04-27 CA CA2720001A patent/CA2720001C/en not_active Expired - Fee Related
- 2009-04-27 JP JP2011506678A patent/JP5554773B2/en not_active Expired - Fee Related
- 2009-04-27 CN CN2009801152738A patent/CN102015550B/en not_active Expired - Fee Related
- 2009-04-27 US US12/937,984 patent/US9309134B2/en not_active Expired - Fee Related
- 2009-04-27 BR BRPI0911526A patent/BRPI0911526A2/en active Search and Examination
- 2009-04-27 MY MYPI2010004839A patent/MY157490A/en unknown
- 2009-04-29 AR ARP090101549A patent/AR071527A1/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
WO2009133074A1 (en)	2009-11-05
US9309134B2 (en)	2016-04-12
EP2274244B1 (en)	2016-04-13
RU2010148428A (en)	2012-06-10
MY157490A (en)	2016-06-15
JP5554773B2 (en)	2014-07-23
KR101670519B1 (en)	2016-10-28
ES2582373T3 (en)	2016-09-12
JP2011522765A (en)	2011-08-04
CA2720001C (en)	2017-04-18
US20110031130A1 (en)	2011-02-10
EP2274244A1 (en)	2011-01-19
CN102015550A (en)	2011-04-13
FR2930541A1 (en)	2009-10-30
RU2555048C2 (en)	2015-07-10
CA2720001A1 (en)	2009-11-05
CN102015550B (en)	2013-11-13
KR20110009127A (en)	2011-01-27
AR071527A1 (en)	2010-06-23
BRPI0911526A2 (en)	2015-10-13

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Legal Events

Date	Code	Title	Description
2016-03-09	PLFP	Fee payment	Year of fee payment: 9
2017-03-13	PLFP	Fee payment	Year of fee payment: 10
2018-03-15	PLFP	Fee payment	Year of fee payment: 11
2020-01-10	ST	Notification of lapse	Effective date: 20191206